Which of the following best describes the “domino theory,” which was used as a justification for US involvement in Vietnam? If the US can defeat one Communist country, it can defeat all of them.
If one section of a country is taken over, the rest of the country will also fall.
If an aggressor nation invades one country successfully, it will invade another.
If a country falls to Communism, then its neighbors are also likely to do so.

How was life different for poor romans and wealthy romans? a. the wealthy lived in highly populated urban areas, and the poor lived in villas in the country. b. the poor lived on the docks by the sea, and the wealthy lived in highly populated urban areas. c. the wealthy women sold clothing and jewelry in shops, and the poor women managed the farms. d. the wealthy lived in villas in the summertime, and the poor lived in highly populated urban areas.